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Immunofluorescence (IF) (Fluorescent confocal image of SY5Y cells stained with ERAS (N-term) (F66) antibody. SY5Y cells were fixed with 4% PFA (20 min), permeabilized with Triton X-100 (0.2%, 30 min). Cells were then incubated with AP1470d ERAS (N-term) (F66) primary antibody (1:100, 2 h at room temperature). For secondary antibody, Alexa Fluor 488 conjugated donkey anti-rabbit antibody (green) was used (1:1000, 1h). Nuclei were counterstained with Hoechst 33342 (blue) (10 ug/ml, 5 min). ERAS immunoreactivity is localized to the plasma membrane of SY5Y cells.)

Rabbit anti-Human ERAS Polyclonal Antibody | anti-ERAS antibody

ERAS, NT (F66) (ERAS, HRAS2, HRASP, GTPase ERas, Embryonic stem cell-expressed Ras) (AP)

Gene Names
ERAS; HRAS2; HRASP
Reactivity
Human
Applications
Immunohistochemistry, ELISA, Western Blot
Purity
Purified by Protein A Affinity Chromatography.
Synonyms
ERAS; Polyclonal Antibody; NT (F66) (ERAS; HRAS2; HRASP; GTPase ERas; Embryonic stem cell-expressed Ras) (AP); Embryonic stem cell-expressed Ras; anti-ERAS antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human
Clonality
Polyclonal
Isotype
IgG
Purity/Purification
Purified by Protein A Affinity Chromatography.
Form/Format
Supplied as a liquid in PBS, pH 7.2. No preservative added. Labeled with Alkaline Phosphatase (AP).
Applicable Applications for anti-ERAS antibody
Immunohistochemistry (IHC), ELISA (EIA), Western Blot (WB)
Application Notes
IHC: 1:10-50
ELISA: 1:1,000
Applications are based on unconjugated antibody.
Immunogen
ERAS antibody is generated from rabbits immunized with a KLH conjugated synthetic peptide between 59~88 amino acids from the N-terminal region of human ERAS.
Conjugate
AP
Note
Preservative Free
Preparation and Storage
Store product at 4 degree C. DO NOT FREEZE! Stable at 4 degree C for 12 months after receipt as an undiluted liquid. Dilute required amount only prior to immediate use. Further dilutions can be made in assay buffer. For maximum recovery of product, centrifuge the original vial prior to removing the cap.

Immunofluorescence (IF)

(Fluorescent confocal image of SY5Y cells stained with ERAS (N-term) (F66) antibody. SY5Y cells were fixed with 4% PFA (20 min), permeabilized with Triton X-100 (0.2%, 30 min). Cells were then incubated with AP1470d ERAS (N-term) (F66) primary antibody (1:100, 2 h at room temperature). For secondary antibody, Alexa Fluor 488 conjugated donkey anti-rabbit antibody (green) was used (1:1000, 1h). Nuclei were counterstained with Hoechst 33342 (blue) (10 ug/ml, 5 min). ERAS immunoreactivity is localized to the plasma membrane of SY5Y cells.)

Immunofluorescence (IF) (Fluorescent confocal image of SY5Y cells stained with ERAS (N-term) (F66) antibody. SY5Y cells were fixed with 4% PFA (20 min), permeabilized with Triton X-100 (0.2%, 30 min). Cells were then incubated with AP1470d ERAS (N-term) (F66) primary antibody (1:100, 2 h at room temperature). For secondary antibody, Alexa Fluor 488 conjugated donkey anti-rabbit antibody (green) was used (1:1000, 1h). Nuclei were counterstained with Hoechst 33342 (blue) (10 ug/ml, 5 min). ERAS immunoreactivity is localized to the plasma membrane of SY5Y cells.)

Western Blot (WB)

(Western blot analysis of ERAS Antibody (N-term) (F66) in HL60 cell line lysates (35ug/lane). ERAS (arrow) was detected using the purified Pab.)

Western Blot (WB) (Western blot analysis of ERAS Antibody (N-term) (F66) in HL60 cell line lysates (35ug/lane). ERAS (arrow) was detected using the purified Pab.)

Immunohistochemistry (IHC)

(Formalin-fixed and paraffin-embedded human brain tissue reacted with ERAS antibody (N-term) (F66), which was peroxidase-conjugated to the secondary antibody, followed by DAB staining. This data demonstrates the use of this antibody for immunohistochemistry; clinical relevance has not been evaluated.)

Immunohistochemistry (IHC) (Formalin-fixed and paraffin-embedded human brain tissue reacted with ERAS antibody (N-term) (F66), which was peroxidase-conjugated to the secondary antibody, followed by DAB staining. This data demonstrates the use of this antibody for immunohistochemistry; clinical relevance has not been evaluated.)
Related Product Information for anti-ERAS antibody
Ras proteins bind GDP/GTP and possess intrinsic GTPase activity. Point mutations of several amino acids of human RAS, including gly12, ala59, or glu63, render the protein constitutively active. Embryonic stem cell-expressed Ras (ERAS) has serine, alanine, and asparagine at the positions corresponding to gly12, ala59, and glu63 of human RAS, suggesting that it is constitutively active.The PI3K (phosphoinositide 3-kinase) pathway is important for proliferation, survival and maintenance of pluripotency in ES cells. The PI3K pathway is activated by growth factors and cytokines including insulin and leukaemia inhibitory factor. In addition to these exogenous factors, the PI3K pathway is endogenously activated by the constitutively active Ras family protein ERas (ES cell-expressed Ras). ERas null ES cells maintained pluripotency but show significantly reduced growth and tumorigenicity, which can be rescued by expression of ERas cDNA or by activated phosphatidylinositol 3-hydroxykinase. The transforming oncogene ERAS appears to be important in the tumor-like growth properties of ES cells.
Product Categories/Family for anti-ERAS antibody
References
Kameda, T., Stem Cells 23 (10), 1535-1540 (2005). Takahashi, K., Nature 423 (6939), 541-545 (2003). Miyoshi, J., Nucleic Acids Res. 12 (4), 1821-1828 (1984).

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
25,287 Da
NCBI Official Full Name
GTPase ERas
NCBI Official Synonym Full Names
ES cell expressed Ras
NCBI Official Symbol
ERAS
NCBI Official Synonym Symbols
HRAS2; HRASP
NCBI Protein Information
GTPase ERas; E-Ras; small GTPase protein E-Ras; embryonic stem cell-expressed Ras; v-Ha-ras Harvey rat sarcoma viral oncogene homolog 2; v-Ha-ras Harvey rat sarcoma viral oncogene homolog pseudogene
UniProt Protein Name
GTPase ERas
Protein Family
UniProt Gene Name
ERAS
UniProt Synonym Gene Names
HRAS2; HRASP; E-Ras
UniProt Entry Name
RASE_HUMAN

NCBI Description

This gene encodes a constitutively active member of the small GTPase Ras protein family. The encoded protein activates the phosphatidylinositol 3-kinase signal transduction pathway in undifferentiated stem cells, but is not expressed in differentiated cells. This gene may be involved in cancer and chemotherapy resistance. [provided by RefSeq, Dec 2012]

Uniprot Description

ERas: Ras proteins bind GDP/GTP and possess intrinsic GTPase activity. Plays an important role in the tumor-like growth properties of embryonic stem cells. Belongs to the small GTPase superfamily. Ras family.

Protein type: G protein, monomeric; G protein, monomeric, Ras; G protein

Chromosomal Location of Human Ortholog: Xp11.23

Cellular Component: plasma membrane

Molecular Function: GTP binding

Biological Process: small GTPase mediated signal transduction

Research Articles on ERAS

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Product Notes

The ERAS eras (Catalog #AAA6296173) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The ERAS, NT (F66) (ERAS, HRAS2, HRASP, GTPase ERas, Embryonic stem cell-expressed Ras) (AP) reacts with Human and may cross-react with other species as described in the data sheet. AAA Biotech's ERAS can be used in a range of immunoassay formats including, but not limited to, Immunohistochemistry (IHC), ELISA (EIA), Western Blot (WB). IHC: 1:10-50 ELISA: 1:1,000 Applications are based on unconjugated antibody. Researchers should empirically determine the suitability of the ERAS eras for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. It is sometimes possible for the material contained within the vial of "ERAS, Polyclonal Antibody" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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